BROCK STRINGS
BROCK STRINGS
  • Load image into Gallery viewer, BROCK STRINGS
  • Load image into Gallery viewer, BROCK STRINGS

BROCK STRINGS

Regular price
$4.00 USD
Sale price
$4.00 USD
Regular price
$0.00 USD
Sold out
Unit price
per 
Shipping calculated at checkout.

It consists of a white flexible string, approximately 10 - 15 feet in length, with colored wooden beads that can be moved to various positions along the length of the string. The Brock offers instant feedback to the participant if their eyes are working together to focus on an object at various distances.